chore: publish docker images on forks (#2106)

.github/workflows/docker.yml

@@ -22,7 +22,7 @@ jobs:
         uses: docker/metadata-action@v4
         with:
           images: |
-            ghcr.io/elk-zone/elk
+            ghcr.io/${{ github.repository }}
       - name: Set up QEMU
         uses: docker/setup-qemu-action@v2
       - name: Set up Docker Buildx
@@ -32,8 +32,8 @@ jobs:
         uses: docker/login-action@v2
         with:
           registry: ghcr.io
-          username: ${{ github.repository_owner }}
-          password: ${{ secrets.GITHUB_TOKEN }}
+          username: ${{ github.actor }}
+          password: ${{ github.token }}
       - name: Build and push
         uses: docker/build-push-action@v4
         with: